To use this package you need to install php extension protobuf. Installation instructions are below.

About Protobuf Steam Auth

This package provides the ability to authorize to the Steam using Google Protobuf. Support PHP 7+ and PHP 8+.

Installation

1. Run this text in a console to install this package from Packagist:

composer require allyans3/protobuf-steam-auth

2. Copy folder protobuf-ext from /vendor/allyans3/protobuf-steam-auth to your project:

cp -a /vendor/allyans3/protobuf-steam-auth/protobuf-ext .

3. Build php extension with next commands choosing between php 7 and php 8 (Thanks to Tankonyako):

cd protobuf-ext/php7 // For PHP 7
cd protobuf-ext/php8 // For PHP 8

For Linux/Mac:

phpize
./configure
make
make install

For Windows see this Youtube video:

4. Add line extension=protobuf.so to your php.ini file

Usage

use SteamAuth\SteamAuth;

require "vendor/autoload.php";

$auth = new SteamAuth('login', 'password', 'shared_secret');

// For proxy
$auth->setProxy($proxy);

// For WebBrowser
$auth->login();
// or for MobileApp
$auth->loginMobile();

// You can check if you are authorized
$auth->isAuthorized();

// If auth `true` you can get cookies
$auth->getCookies();
// or by host
$auth->getCookiesByHost();

// Getting data for platform type
$auth->getDataForPlatformType(1) // 1 => Steam Client, 2 => Web Browser, 3 => Mobile App

// Updating `access_token` with `refresh_token`
$auth->updateAccessToken($refreshToken)

// Decoding JWT
$auth->decodeJWT($token)

Cookie storage

By default, cookie saves in $cookieStorage attribute and can be retrieved by getCookies() or getCookiesByHost() methods.

Optional, you can specify the path to your cookie file in cookie_file key.

Also, you can send your cookies as array to cookie_storage key.

use SteamAuth\SteamAuth;

require "vendor/autoload.php";

$cookieOptions = [
    'cookie_file' => 'path_to_cookie_file',
    
    'cookie_storage' => [
        "steamcommunity.com" => [
            "sessionid"         => "*******",
            "steamCountry"      => "*******",
            "steamLoginSecure"  => "*******"
        ],
        "store.steampowered.com" => [
            "sessionid"         => "*******",
            "steamLoginSecure"  => "*******"
        ],
        "help.steampowered.com" => [
            "sessionid"         => "*******",
            "steamLoginSecure"  => "*******"
        ],
        "steam.tv" => [
            "sessionid"         => "*******",
            "steamCountry"      => "*******",
            "steamLoginSecure"  => "*******"
        ],
        "checkout.steampowered.com" => [
            "steamLoginSecure"  => "*******"
        ]       
    ]   
];

$auth = new SteamAuth('login', 'password', 'shared_secret', $cookieOptions);

Handle Exceptions

use SteamAuth\SteamAuth;

require "vendor/autoload.php";

$auth = new SteamAuth('login', 'password', 'shared_secret');

try {
    $auth->login();
} catch (\SteamAuth\Exceptions\SteamErrorException $e) {
    $e->getMessage();
} catch (\SteamAuth\Exceptions\SteamResponseException $e) {
    $e->getMessage();
}

Proxy

v1.0.9 or later is required to use proxy.

Keys that can be in an array:

• ip + port or domain_name – domain_name used for rotating proxy
• user + pass – if proxy support auth
• type – you can pass constant variable or integer as explained in table below
• timeout – in seconds, default infinite
• connect_timeout – in seconds, default infinite
• user_agent – your Useragent

cURL Proxy Type	Integer
CURLPROXY_HTTP	0
CURLPROXY_HTTP_1_0	1
CURLPROXY_HTTPS	2
CURLPROXY_SOCKS4	4
CURLPROXY_SOCKS4A	6
CURLPROXY_SOCKS5	5
CURLPROXY_SOCKS5_HOSTNAME	7

Example:

use SteamAuth\SteamAuth;

require "vendor/autoload.php";

$proxy = [
    'ip' => '49.12.181.264',
    'port' => 8000,
    'user' => 'user',
    'pass' => 'pass'
];

$auth = new SteamAuth('login', 'password', 'shared_secret');

$auth->setProxy($proxy);

$auth->login();

Support

Report bugs on the issue tracker.

License

Protobuf Steam Auth is open-sourced Composer package licensed under the MIT license.